alpha-DO1000 1/4 DIN Dissolved Oxygen Controller
 
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  alpha-DO1000 1/4 DIN Dissolved Oxygen Controller


Applications

General: Useful for monitoring temperature and control of DO in wastewater treatment and aquaculture applications. Use with valves, blowers or aerators to ensure proper system operation.

*This product is not sold in North America

   Product Detail


  • Built-In Programmable Limit, Proportional (Pulse Length or Pulse Frequency) - ideal for precision process control applications
  • User-Customization through Advanced Setup Menu offers flexibility in matching the controller's functions to suit individual's specific requirement
  • Readout in mg/L, pm or % saturation
  • Barometric and Salinity Automatic Compensation after manual input
  • Hold Relay for use with float switches/flow switches and other controllers as a failsafe function
  • Two Level Password Protection prevents un authorized tampering with settings
  • 0 to 2000 Second Time Delay Adjustment on control and alarm delays
  • Galvanically Isolated Scalebale 0-20/4-20 mA Outputs
  • Wash Contact Relay controls electrodes cleaning systems at desired duration and frequency
  • Choice of General Purpose or Low DO measurement for wider applications
  • Adjustable Hysteresis (Dead Band) prevents rapid contact switching near set point
  • Non-Volatile Memory retains all stored parameters and calibration data even if power fails
  • Large Dual Display shows DO with temperature simultaneously - features clear multiple icons, set points, and status messages
  • Choice of Temperature Sensor Pt100/Pt1000 with 2-wire or 3-wire temperature input selection
  • Easy Installation and Wiring with detachable plug-in connectors

 
 alpha-DO1000 1/4 DIN Dissolved Oxygen Controller
 PRODUCT# Price  Item  
       
 TSDOCTP1001      -    alpha DO 1000 Controller / Transmitter with 0/4-20mA output and 110VAC setting (unit only)   SELECT  
 TSDOCTP1002      -    alpha DO Controller / Transmitter with 0/4-20mA output and 220VAC setting (unit only)   SELECT  
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Specifications:
DO Range :mg/l of oxygen: 0.00 ? 20.00 mg/l % saturation of oxygen: 0.0 to 200.0% saturation
Resolution & Accuracy :0.01 mg/l or 0.1% ± 1.5% of full scale reading
No. of calibration Points :1 (100% saturation) or 2 (100% and 0% saturation) points
Flow rate :±1 ? 2 cm/sec (dependent on both Temperature & Oxygen level)
Response Time :40 ? 50 secs to attain 95%
Temperature Range :-9.9 to 125 °C
Resolution & Relative Accuracy :0.1 °C & ±0.5 °C
Temperature Sensor :Pt 100
Temperature Response :Approx. 1 min/ °C
Temperature Compensation :Auto / Manual (reference at 25 °C)
Pressure Input :K. Pas/mm Hg (Manual input and Automatic correction)
Salinity Input :0.0 to 50.0 ppt (Manual inout and Automatic correction)
Function :Limit / Proportional (pulse or frequency) controller
Adjustable Period with Pulse Length Controller :0.5 to 20 secs
Adjustable Period with Pulse Frequency Controller :60 to 120 pulses/min
Switching Hysteresis :0.1 to 1.0 mg/l or 0 to 10.0%
Pickup / Dropout Delay :0 to 2000 seconds
Contact Outputs, Controller :2 potential free change-over contacts
Switching Voltage / Current / Power :Max 250 VAC / Max 3A / Max 600VA
Function (Switchable) :Launching or Pulse
Pickup Delay :0 to 2000 seconds
Switching Voltage / Current / Power :Max 250 VAC / Max 3A / Max 600VA
Power requirement :110/ 220 VAC (jumper selection)
Frequency :48 to 62Hz
Signal Output :0/4 to 20mA, galvanically isolated
Load :Max. 600 ?
Connection Terminal :Terminal blocks 5-pole/ 17-pole, removable
Main Fuse/ Fine Wire Fuse :Slow-blow 250 V/ 100 mA
Emitted Interference :According to EN 50081-1
Immunity to Interference :According to EN EN 50082-1
Maximum Relative Humidity :10 to 95%, non-condensing
Ambient Temp. Operating Range :0 to 50 °C
Dimensions :175 x 96 x 96 mm
Weight :Max. 0.7kg
Material :ABS with polycarbonate
Insulation :IP 54/ IP 40